#C63A4A#C63A4A

#C63A4A is a mid, vivid red. Relative luminance 0.155; OKLCH L 55.9% C 0.176 H 18.7°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#C63A4A
RGB	rgb(198, 58, 74)
HSL	hsl(353, 55%, 50%)
HSV	hsv(353, 71%, 78%)
CMYK	cmyk(0%, 70.7%, 62.6%, 22.4%)
CIE-LAB	lab(46.35, 55.99, 23.38)
CIE-LCH	lch(46.35, 60.67, 22.66°)
OKLab	oklab(55.93% 0.1665 0.0563)
OKLCH	oklch(55.93% 0.176 18.7)
XYZ	xyz(26.0404, 15.5300, 8.1036)
Luminance	0.1553 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63A4A #3AC6B6

analogous

#C63A90 #C63A4A #C6703A

triadic

#C63A4A #4AC63A #3A4AC6

tetradic

#C63A4A #90C63A #3AC6B6 #703AC6

square

#C63A4A #90C63A #3AC6B6 #703AC6

split-complementary

#C63A4A #3AC670 #3A90C6

monochromatic

#681E26 #972C38 #C63A4A #D46976 #E199A1

Accessibility & contrast

On white

5.12

#C63A4A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#C63A4A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63A4A

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63A4A	#FFFFFF	#000000	##FFFFFF
##C63A4A	1.00	5.12	4.11	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605B4A

Deuteranopia (green-blind)

#837946

Tritanopia (blue-blind)

#D91041

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c63a4a;
/* rgb */ color: rgb(198, 58, 74);
/* oklch */ color: oklch(55.9% 0.176 18.7);

Tailwind

colors: {
  custom: {
    50: '#df7a7c',
    500: '#c63a4a',
    950: '#000000',
  },
}

SCSS

$custom: #c63a4a;
$custom-light: #df7a7c;
$custom-dark: #000000;

JSON

{
  "hex": "#c63a4a",
  "rgb": {
    "r": 198,
    "g": 58,
    "b": 74
  },
  "hsl": {
    "h": 353.143,
    "s": 55.118,
    "l": 50.196
  },
  "oklch": {
    "l": 0.55929,
    "c": 0.17577,
    "h": 18.7
  },
  "luminance": 0.15526
}

Semantic roles & 50–950 ramp

primary

#C63A4A

secondary

#8FCDC6

accent

#DECD49

background

#FEF7F7

surface

#FDEEEE

border

#D5C9C9

text

#170A09

muted

#857C7B

Preview Lab

Preview with #C63A4A

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →